hide keyboard on crypto error/success

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EncryptFilesFragment.java

@@ -388,6 +388,9 @@ public class EncryptFilesFragment
 
     @Override
     public void onQueuedOperationSuccess(final SignEncryptResult result) {
+        super.onQueuedOperationSuccess(result);
+
+        hideKeyboard();
 
         // protected by Queueing*Fragment
         FragmentActivity activity = getActivity();

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EncryptTextFragment.java

@@ -332,6 +332,9 @@ public class EncryptTextFragment
 
     @Override
     public void onQueuedOperationSuccess(SignEncryptResult result) {
+        super.onQueuedOperationSuccess(result);
+
+        hideKeyboard();
 
         if (mShareAfterEncrypt) {
             // Share encrypted message/file

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/base/CachingCryptoOperationFragment.java

@@ -32,13 +32,11 @@ public abstract class CachingCryptoOperationFragment <T extends Parcelable, S ex
 
     @Override
     public void onQueuedOperationSuccess(S result) {
-        super.onCryptoOperationSuccess(result);
         mCachedActionsParcel = null;
     }
 
     @Override
     public void onQueuedOperationError(S result) {
-        super.onCryptoOperationError(result);
         mCachedActionsParcel = null;
     }
 

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/base/CryptoOperationFragment.java

@@ -18,10 +18,13 @@
 
 package org.sufficientlysecure.keychain.ui.base;
 
+import android.content.Context;
 import android.content.Intent;
 import android.os.Parcelable;
 import android.support.annotation.Nullable;
 import android.support.v4.app.Fragment;
+import android.view.View;
+import android.view.inputmethod.InputMethodManager;
 
 import org.sufficientlysecure.keychain.R;
 import org.sufficientlysecure.keychain.operations.results.OperationResult;
@@ -101,12 +104,25 @@ abstract class CryptoOperationFragment<T extends Parcelable, S extends Operation
     abstract public void onCryptoOperationSuccess(S result);
 
     @Override
-    public void onCryptoOperationError(S result) {
+    abstract public void onCryptoOperationError(S result);
-        result.createNotify(getActivity()).show();
-    }
 
     @Override
     public void onCryptoOperationCancelled() {
     }
 
+    public void hideKeyboard() {
+        if (getActivity() == null) {
+            return;
+        }
+        InputMethodManager inputManager = (InputMethodManager) getActivity()
+                .getSystemService(Context.INPUT_METHOD_SERVICE);
+
+        // check if no view has focus
+        View v = getActivity().getCurrentFocus();
+        if (v == null)
+            return;
+
+        inputManager.hideSoftInputFromWindow(v.getWindowToken(), 0);
+    }
+
 }

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/base/QueueingCryptoOperationFragment.java

@@ -69,7 +69,8 @@ public abstract class QueueingCryptoOperationFragment<T extends Parcelable, S ex
     public abstract void onQueuedOperationSuccess(S result);
 
     public void onQueuedOperationError(S result) {
-        super.onCryptoOperationError(result);
+        hideKeyboard();
+        result.createNotify(getActivity()).show();
     }
 
     @Override